Experiences of past territories can assist Puerto Rico status deliberations  report to the Congress 
by the Comptroller General of the United States. 
 - Washington, D.C.  U.S. General Accounting Office  1980. 
 - iv. 90 p.  map. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statehood (American politics).--History.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Territorial expansion--History.<br/>Puerto Rico--Politics and government--1952-